Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

The oldest surviving presidential residence in the United States.

The oldest of only three existing statues of the great novelist stands in a city he did not care for.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Yo, Adrian!

The world’s first penitentiary, meant to be humane, drove men insane.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

A daily replay of the experiment that proved the rotation of the Earth.

This elaborate towering structure was once famed for its revolutionary height.

The residents at this Yellowstone wildlife park will certify your cooler as "bear-proof."

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A beautiful geyser under environmental threat.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

The source of America's longest river is also a historical landmark and the start of a famous nude run.

These giant metal horses graze on a hilltop near the Montana highway.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

A huge musical instrument played by the ocean.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Haunting and beautiful trees, doomed to die.